function first(){
	function second(){
		while(allowed()){
			var x = "{";
			var y = ")";
		}
		if(data){
			doSomeAction();
		}
		var xxx = function(){
			var x = 44;
			do {
				if(x==0)return;
				x--;
			}
			while(true);
		
		var zz = ("("+("("+'('));
	}
}